Schizophrenia gene expression profile reverted to normal levels by antipsychotics
Benedicto Crespo-Facorro1, Carlos Prieto1, Jesus Sainz2
1University Hospital Marqués de Valdecilla. Department of Medicine & Psychiatry. School of Medicine University of Cantabria-IDIVAL, Santander, Spain (Dr Crespo-Facorro); CIBERSAM, Centro Investigación Biomédica en Red Salud Mental, Madrid, Spain (Dr Crespo-Facorro); Spanish National Research Council (CSIC), Institute of Biomedicine and Biotechnology of Cantabria, Santander, Spain (Drs Prieto and Sainz).
The International Journal of Neuropsychopharmacology
|December 19, 2014
Summary
This study analyzed gene expression in schizophrenia patients before and after antipsychotic treatment, identifying 17 genes with altered expression and highlighting links to known adverse effects like obesity and diabetes.
Area of Science:
- Neuroscience
- Genetics
- Pharmacology
Background:
- The molecular mechanisms underlying antipsychotic drug action remain largely unknown.
- Genome-wide studies are crucial for identifying genes influencing treatment response and adverse effects in schizophrenia.
Purpose of the Study:
- To characterize genes affected by atypical antipsychotic medication in schizophrenia patients.
- To investigate the molecular basis of antipsychotic efficacy and side effects.
Main Methods:
- Analysis of blood transcriptome in 22 schizophrenia patients before and after treatment with atypical antipsychotics.
- Utilized next-generation sequencing for comprehensive gene expression profiling.
Main Results:
- Identified 17 significantly differentially expressed genes (Padj <0.05) out of 21,495 analyzed.
- Six specific genes (ADAMTS2, CD177, CNTNAP3, ENTPD2, RFX2, UNC45B) showed altered expression, with significant overlap with previously identified schizophrenia-related genes.
- Found enrichment of genes associated with obesity and diabetes, known antipsychotic side effects.
Conclusions:
- The findings suggest that antipsychotics modulate the expression of specific genes, contributing to therapeutic effects.
- This research provides insights into the molecular mechanisms of schizophrenia and antipsychotic drug action.
Keywords:
RNA profileantipsychoticsgene differential expressionnext generation sequencingschizophreniaMore Related Videos
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